#6580F3#6580F3

#6580F3 is a light, vivid blue. Relative luminance 0.247; OKLCH L 63.6% C 0.174 H 270.8°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#6580F3
RGB	rgb(101, 128, 243)
HSL	hsl(229, 86%, 67%)
HSV	hsv(229, 58%, 95%)
CMYK	cmyk(58.4%, 47.3%, 0%, 4.7%)
CIE-LAB	lab(56.76, 24.00, -60.85)
CIE-LCH	lch(56.76, 65.41, 291.52°)
OKLab	oklab(63.61% 0.0025 -0.1738)
OKLCH	oklch(63.61% 0.174 270.8)
XYZ	xyz(29.2583, 24.6738, 87.9973)
Luminance	0.2468 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6580F3 #F3D865

analogous

#65C7F3 #6580F3 #9165F3

triadic

#6580F3 #F36580 #80F365

tetradic

#6580F3 #F365C7 #F3D865 #65F391

square

#6580F3 #F365C7 #F3D865 #65F391

split-complementary

#6580F3 #F39165 #C7F365

monochromatic

#1034CE #2C51EF #6580F3 #9EAFF7 #D7DEFC

Accessibility & contrast

On white

3.54

#6580F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#6580F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6580F3

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6580F3	#FFFFFF	#000000	##000000
##6580F3	1.00	3.54	5.94	5.94
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#478FF7

Deuteranopia (green-blind)

#3082F1

Tritanopia (blue-blind)

#009AAE

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #6580f3;
/* rgb */ color: rgb(101, 128, 243);
/* oklch */ color: oklch(63.6% 0.174 270.8);

Tailwind

colors: {
  custom: {
    50: '#9ca4f8',
    500: '#6580f3',
    950: '#000000',
  },
}

SCSS

$custom: #6580f3;
$custom-light: #9ca4f8;
$custom-dark: #000000;

JSON

{
  "hex": "#6580f3",
  "rgb": {
    "r": 101,
    "g": 128,
    "b": 243
  },
  "hsl": {
    "h": 228.592,
    "s": 85.542,
    "l": 67.451
  },
  "oklch": {
    "l": 0.6361,
    "c": 0.17386,
    "h": 270.8
  },
  "luminance": 0.24676
}

Semantic roles & 50–950 ramp

primary

#6580F3

secondary

#F0E8C4

accent

#B803E2

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #6580F3

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →